Graco EnDure Instruction Manual page 33

Dimensions
Model 297261 Only
2.250
.489
.244
3.500
309376L
1/2 npt(f) process
fluid inlet
9.86
1.135
3.215
.375
Optional
RTD port
(4) M6 x 1 mounting holes x .46" (11.6 mm)
full thread depth
Electrically heated models have
an insulating mounting block
Air to close
Air to open
1/8 npt(f)
4.500
33